﻿// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.

#nullable disable

using System.ComponentModel;
using System.ComponentModel.Design.Serialization;
using System.Drawing;

namespace System.Windows.Forms.Tests;

// NB: doesn't require thread affinity
public class ListViewSubItemConverterTests
{
    public static TheoryData<Type, bool> CanConvertFromData =>
        CommonTestHelper.GetConvertFromTheoryData();

    [Theory]
    [MemberData(nameof(CanConvertFromData))]
    [InlineData(typeof(ListViewItem.ListViewSubItem), false)]
    [InlineData(typeof(string), false)]
    public void ListViewSubItemConverter_CanConvertFrom_Invoke_ReturnsExpected(Type sourceType, bool expected)
    {
        TypeConverter converter = TypeDescriptor.GetConverter(typeof(ListViewItem.ListViewSubItem));
        Assert.Equal(expected, converter.CanConvertFrom(sourceType));
    }

    [Theory]
    [InlineData("value")]
    [InlineData(1)]
    [InlineData(null)]
    public void ListViewSubItemConverter_ConvertFrom_InvalidValue_ThrowsNotSupportedException(object value)
    {
        TypeConverter converter = TypeDescriptor.GetConverter(typeof(ListViewItem.ListViewSubItem));
        Assert.Throws<NotSupportedException>(() => converter.ConvertFrom(value));
    }

    [Theory]
    [InlineData(typeof(string), true)]
    [InlineData(typeof(InstanceDescriptor), true)]
    [InlineData(typeof(ListViewItem.ListViewSubItem), false)]
    [InlineData(typeof(int), false)]
    [InlineData(null, false)]
    public void ListViewSubItemConverter_CanConvertTo_Invoke_ReturnsExpected(Type destinationType, bool expected)
    {
        TypeConverter converter = TypeDescriptor.GetConverter(typeof(ListViewItem.ListViewSubItem));
        Assert.Equal(expected, converter.CanConvertTo(destinationType));
    }

    public static IEnumerable<object[]> ConvertTo_InstanceDescriptor_TestData()
    {
        ListViewItem item = new();
        yield return new object[]
        {
            new ListViewItem.ListViewSubItem(item, "text"),
            new Type[] { typeof(ListViewItem), typeof(string) },
            new object[] { null, "text" }
        };

        yield return new object[]
        {
            new ListViewItem.ListViewSubItem(null, "text", Color.Red, Color.Blue, SystemFonts.MenuFont),
            new Type[] { typeof(ListViewItem), typeof(string), typeof(Color), typeof(Color), typeof(Font) },
            new object[] { null, "text", Color.Red, Color.Blue, SystemFonts.MenuFont }
        };
    }

    [Theory]
    [MemberData(nameof(ConvertTo_InstanceDescriptor_TestData))]
    public void ListViewSubItemConverter_ConvertTo_InstanceDescriptor_ReturnsExpected(ListViewItem.ListViewSubItem value, Type[] parameterTypes, object[] arguments)
    {
        TypeConverter converter = TypeDescriptor.GetConverter(typeof(ListViewItem.ListViewSubItem));
        InstanceDescriptor descriptor = Assert.IsType<InstanceDescriptor>(converter.ConvertTo(value, typeof(InstanceDescriptor)));
        Assert.Equal(typeof(ListViewItem.ListViewSubItem).GetConstructor(parameterTypes), descriptor.MemberInfo);
        Assert.Equal(arguments, descriptor.Arguments);
    }

    [Theory]
    [InlineData(null, "")]
    [InlineData(1, "1")]
    public void ListViewSubItemConverter_ConvertTo_String_ReturnsExpected(object value, string expected)
    {
        TypeConverter converter = TypeDescriptor.GetConverter(typeof(ListViewItem.ListViewSubItem));
        Assert.Equal(expected, converter.ConvertTo(value, typeof(string)));
    }

    [Fact]
    public void ListViewSubItemConverter_ConvertTo_NullDestinationType_ThrowsArgumentNullException()
    {
        TypeConverter converter = TypeDescriptor.GetConverter(typeof(ListViewItem.ListViewSubItem));
        Assert.Throws<ArgumentNullException>("destinationType", () => converter.ConvertTo(new object(), null));
    }

    [Fact]
    public void ListViewSubItemConverter_ConvertTo_ValueNotThrowsNotSupportedException()
    {
        TypeConverter converter = TypeDescriptor.GetConverter(typeof(ListViewItem.ListViewSubItem));
        Assert.Throws<NotSupportedException>(() => converter.ConvertTo(1, typeof(InstanceDescriptor)));
    }

    [Theory]
    [InlineData(typeof(ListViewItem.ListViewSubItem))]
    [InlineData(typeof(int))]
    public void ListViewSubItemConverter_ConvertTo_InvalidDestinationType_ThrowsNotSupportedException(Type destinationType)
    {
        TypeConverter converter = TypeDescriptor.GetConverter(typeof(ListViewItem.ListViewSubItem));
        Assert.Throws<NotSupportedException>(() => converter.ConvertTo(new ListViewItem.ListViewSubItem(), destinationType));
    }

    [Fact]
    public void ListViewSubItemConverter_GetPropertiesSupported_Invoke_ReturnsTrue()
    {
        TypeConverter converter = TypeDescriptor.GetConverter(typeof(ListViewItem.ListViewSubItem));
        Assert.True(converter.GetPropertiesSupported(null));
    }

    [Fact]
    public void ListViewSubItemConverter_GetProperties_Invoke_ReturnsExpected()
    {
        TypeConverter converter = TypeDescriptor.GetConverter(typeof(ListViewItem.ListViewSubItem));
        var item = new ListViewItem.ListViewSubItem();
        Assert.Equal(TypeDescriptor.GetProperties(item, null).Count, converter.GetProperties(null, item, null).Count);
    }

    [Fact]
    public void ListViewSubItemConverter_GetStandardValues_Invoke_ReturnsNull()
    {
        TypeConverter converter = TypeDescriptor.GetConverter(typeof(ListViewItem.ListViewSubItem));
        Assert.Null(converter.GetStandardValues(null));
    }

    [Fact]
    public void ListViewSubItemConverter_GetStandardValuesExclusive_Invoke_ReturnsFalse()
    {
        TypeConverter converter = TypeDescriptor.GetConverter(typeof(ListViewItem.ListViewSubItem));
        Assert.False(converter.GetStandardValuesExclusive(null));
    }

    [Fact]
    public void ListViewSubItemConverter_GetStandardValuesSupported_Invoke_ReturnsFalse()
    {
        TypeConverter converter = TypeDescriptor.GetConverter(typeof(ListViewItem.ListViewSubItem));
        Assert.False(converter.GetStandardValuesSupported(null));
    }
}
